Home / 587,715,998.70-881,573,866.38-214,251,883.32

Finding the Fourth Proportional to 587,715,998.70, 881,573,866.38 and 214,251,883.32

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Solution

The fourth proportional to 587,715,998.70, 881,573,866.38 and 214,251,883.32 is: 321,377,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,715,998.70 : 881,573,866.38 = 214,251,883.32 : x
  2. Step 2: Convert to fraction form
    587,715,998.70/881,573,866.38 = 214,251,883.32/x
  3. Step 3: Cross multiply
    587,715,998.70x = 881,573,866.38 × 214,251,883.32
  4. Step 4: Simplify right side
    587,715,998.70x = 188,878,861,157,609,024
  5. Step 5: Solve for x
    x = 188,878,861,157,609,024/587,715,998.70
  6. Step 6: Final answer
    x = 321,377,776.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.